AOAC RI ERP EBOOK FOR FERTILIZERS

Author Response to Reviewers 071506_OMAMAN-28-AOAC 2006.03_rev 071816

Table 8. Method precision for Ca, Cu, Fe, Mg, Mn, and Zn with revised HorRat. Calcium Copper

Iron

Magn

Mean, mg/kg (n=3)

Mean, % (n=3)

Material

Mean, % (n=3)

RSD, %

Horrat(r)

RSD, %

Horrat(r)

RSD, %

Horrat(r)

Mean, % (n=3)

R

0.869 2.497

1.07 0.93 1.94 1.42 1.57 0.96 0.57 0.42 2.81 1.36 2.35 4.13 0.52 1.29 1.88 0.39

0.52 0.54 0.88 0.86 0.92 0.48 0.18 1.06 0.76 1.48 1.48 0.28 0.3

6636.7 9123.2 11547 14284 9767.8 5421.2 684.31 589.86 498.88 368.99 370.35 3192.9 4651.4 3214.1 1757.3 1800

0.58 1.33 1.75 1.88 0.95 1.06 0.52 8.32 1.98 1.85 1.86 1.04 2.39 3.12 0.7

0.76 1.98 1.64 0.58 0.24 0.16 1.56 0.38 1.88 0.66 0.84 1.86 0.88 1.6 0.4

53.76 24.95 4.458 13.96 16.59 1.074 0.241 1.417 3.805 2.268 2.103 4.045 8.927 0.62

4.49 2.58 0.28 3.67 2.88 0.74 0.45 0.56 0.33 1.52 1.13 0.63 0.89 1.15

0.48

0.48

A B C D E F G H

2.1

2.204 0.686 3.928 3.456 1.304 0.754 2.758 2.088 3.314 0.336 1.136 0.774 0.416 0.824 2.7

0.51

0.46 2.74

3.411 2.797 0.913 1.418 0.378 0.149 2.169 0.109 1.724 3.976 2.493 6.511 4.58

2.2

0.38 0.36

0.3

0.32 0.94 0.64 0.36 0.56

I

J

K L

M

0.8

0.8 1.6

N O

1.08 0.26

0.23

2

1.8

0.6

23.82

3.95

3.18

P